Decide Whether or Not the Equations Are Equivalent $\begin{array} { l } z ^ { 2 } = 49 \\z = 7\end{array}$

question 385

Multiple Choice

Decide whether or not the equations are equivalent.
- $\begin{array} { l } z ^ { 2 } = 49 \\z = 7\end{array}$

• A) Equivalent
• B) Not equivalent

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